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  <title>Set the effective UID of the current process</title>
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  <div id="layout-content"><div id="function.posix-seteuid" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">posix_seteuid</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.0.2, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">posix_seteuid</span> &mdash; <span class="dc-title">Set the effective UID of the current process</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.posix-seteuid-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>posix_seteuid</strong></span>
    ( <span class="methodparam"><span class="type">int</span> <code class="parameter">$uid</code></span>
   ) : <span class="type">bool</span></div>

  <p class="para rdfs-comment">
   Set the effective user ID of the current process. This is a privileged
   function and needs appropriate privileges (usually root) on
   the system to be able to perform this function.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.posix-seteuid-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">uid</code></dt>

     <dd>

      <p class="para">
       The user id.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.posix-seteuid-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.posix-seteuid-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="posix_geteuid.html" class="function" rel="rdfs-seeAlso">posix_geteuid()</a> - Return the effective user ID of the current process</span></li>
    <li class="member"><span class="function"><a href="posix_setuid.html" class="function" rel="rdfs-seeAlso">posix_setuid()</a> - Set the UID of the current process</span></li>
    <li class="member"><span class="function"><a href="posix_getuid.html" class="function" rel="rdfs-seeAlso">posix_getuid()</a> - Return the real user ID of the current process</span></li>
   </ul>
  </p>
 </div>


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